{"record":{"id":"49b730523821c83e","repo":"langchain-ai/langgraph","slug":"aio-error-msg","errorCode":null,"errorMessage":"{AIO_ERROR_MSG}","messagePattern":"\\{AIO_ERROR_MSG\\}","errorType":"exception","errorClass":"NotImplementedError","httpStatus":null,"severity":"error","filePath":"libs/checkpoint-sqlite/langgraph/checkpoint/sqlite/__init__.py","lineNumber":592,"sourceCode":"                stage2_rows = []\n\n        return build_delta_channels_writes_history(\n            channels=channels,\n            chain_by_ch=chain_by_ch,\n            seed_val_by_ch=seed_val_by_ch,\n            seeded=seeded,\n            stage2_rows=stage2_rows,\n            serde=self.serde,\n        )\n\n    async def aget_tuple(self, config: RunnableConfig) -> CheckpointTuple | None:\n        \"\"\"Get a checkpoint tuple from the database asynchronously.\n\n        Note:\n            This async method is not supported by the SqliteSaver class.\n            Use get_tuple() instead, or consider using [AsyncSqliteSaver][langgraph.checkpoint.sqlite.aio.AsyncSqliteSaver].\n        \"\"\"\n        raise NotImplementedError(_AIO_ERROR_MSG)\n\n    async def alist(\n        self,\n        config: RunnableConfig | None,\n        *,\n        filter: dict[str, Any] | None = None,\n        before: RunnableConfig | None = None,\n        limit: int | None = None,\n    ) -> AsyncIterator[CheckpointTuple]:\n        \"\"\"List checkpoints from the database asynchronously.\n\n        Note:\n            This async method is not supported by the SqliteSaver class.\n            Use list() instead, or consider using [AsyncSqliteSaver][langgraph.checkpoint.sqlite.aio.AsyncSqliteSaver].\n        \"\"\"\n        raise NotImplementedError(_AIO_ERROR_MSG)\n        yield\n","sourceCodeStart":574,"sourceCodeEnd":610,"githubUrl":"https://github.com/langchain-ai/langgraph/blob/38031739e551638e373fb553453256c23feeb41f/libs/checkpoint-sqlite/langgraph/checkpoint/sqlite/__init__.py#L574-L610","documentation":"Error \"{AIO_ERROR_MSG}\" thrown in langchain-ai/langgraph.","triggerScenarios":"Thrown at libs/checkpoint-sqlite/langgraph/checkpoint/sqlite/__init__.py:592 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"38031739e551638e373fb553453256c23feeb41f","analyzedAt":"2026-08-26T18:02:49.312Z","schemaVersion":2},"datasetVersion":"2026-08-26T21:11:00.512Z"}